2663205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4129}}^1$

素因数の和:4180

約数の個数: 16

約数和(自身を含む): 4361280

約数和(自身を除く): 1698075

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 4129, 12387, 20645, 61935, 177547, 532641, 887735, 2663205]

約数ペア:

[(1, 2663205), (3, 887735), (5, 532641), (15, 177547), (43, 61935), (129, 20645), (215, 12387), (645, 4129)]